EP2226897A4 - Drahtloses kommunikationssystem - Google Patents

Drahtloses kommunikationssystem

Info

Publication number
EP2226897A4
EP2226897A4 EP08853253A EP08853253A EP2226897A4 EP 2226897 A4 EP2226897 A4 EP 2226897A4 EP 08853253 A EP08853253 A EP 08853253A EP 08853253 A EP08853253 A EP 08853253A EP 2226897 A4 EP2226897 A4 EP 2226897A4
Authority
EP
European Patent Office
Prior art keywords
wireless communication
communication system
wireless
communication
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP08853253A
Other languages
English (en)
French (fr)
Other versions
EP2226897A1 (de
Inventor
Tamami Maruyama
Shinji Uebayashi
Tatsuo Furuno
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of EP2226897A1 publication Critical patent/EP2226897A1/de
Publication of EP2226897A4 publication Critical patent/EP2226897A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/0006—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices
    • H01Q15/0086—Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices said selective devices having materials with a synthesized negative refractive index, e.g. metamaterials or left-handed materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
    • H01Q15/08—Refracting or diffracting devices, e.g. lens, prism formed of solid dielectric material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/145—Passive relay systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Mobile Radio Communication Systems (AREA)
EP08853253A 2007-11-30 2008-11-28 Drahtloses kommunikationssystem Withdrawn EP2226897A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007311649 2007-11-30
JP2008224182A JP5337432B2 (ja) 2007-11-30 2008-09-01 無線通信システム
PCT/JP2008/071722 WO2009069780A1 (ja) 2007-11-30 2008-11-28 無線通信システム

Publications (2)

Publication Number Publication Date
EP2226897A1 EP2226897A1 (de) 2010-09-08
EP2226897A4 true EP2226897A4 (de) 2012-02-29

Family

ID=40678669

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08853253A Withdrawn EP2226897A4 (de) 2007-11-30 2008-11-28 Drahtloses kommunikationssystem

Country Status (6)

Country Link
US (1) US8649742B2 (de)
EP (1) EP2226897A4 (de)
JP (1) JP5337432B2 (de)
KR (1) KR101156993B1 (de)
CN (1) CN101884137A (de)
WO (1) WO2009069780A1 (de)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011099715A (ja) * 2009-11-04 2011-05-19 Panasonic Electric Works Co Ltd 電磁波放射装置および電磁波検出装置
JP5297349B2 (ja) * 2009-11-13 2013-09-25 株式会社エヌ・ティ・ティ・ドコモ リフレクトアレイ
US9461505B2 (en) 2009-12-03 2016-10-04 Mitsubishi Electric Research Laboratories, Inc. Wireless energy transfer with negative index material
JP5638382B2 (ja) * 2009-12-29 2014-12-10 ミツビシ・エレクトリック・リサーチ・ラボラトリーズ・インコーポレイテッド エネルギー中継器を用いた無線エネルギー伝達方法およびシステム
JP5470155B2 (ja) * 2010-05-17 2014-04-16 日本電信電話株式会社 アンテナ装置
DE102011010846B4 (de) * 2011-02-10 2014-02-06 Audi Ag Verfahren und System zur sichtverbindungsunabhängigen Datenübertragung
CN102751581B (zh) * 2011-04-20 2015-02-04 深圳光启高等理工研究院 基站天线
JP2014518059A (ja) * 2011-04-28 2014-07-24 アライアント・テクシステムズ・インコーポレーテッド 近接場エネルギーを用いてワイヤレスでエネルギーを伝送するための機器
CN102891372B (zh) * 2011-05-11 2014-11-05 深圳光启高等理工研究院 一种散射式超材料定向天线
CN102800992B (zh) * 2011-06-03 2015-11-18 深圳光启高等理工研究院 一种卡塞格伦超材料天线
CN102904030B (zh) * 2011-06-23 2014-12-24 深圳光启高等理工研究院 一种增强远场场强的系统
WO2013013464A1 (zh) * 2011-07-26 2013-01-31 深圳光启高等理工研究院 偏馈式微波天线
CN102955998A (zh) * 2011-08-25 2013-03-06 深圳光启高等理工研究院 移动通讯系统、读卡器、移动终端及通讯方法
US9037094B2 (en) 2011-10-17 2015-05-19 Golba Llc Method and system for high-throughput and low-power communication links in a distributed transceiver network
US9197982B2 (en) 2012-08-08 2015-11-24 Golba Llc Method and system for distributed transceivers for distributed access points connectivity
FR2994773B1 (fr) * 2012-08-22 2016-01-29 Onera (Off Nat Aerospatiale) Element de surface inductif
KR101848079B1 (ko) * 2015-08-28 2018-04-11 에스케이텔레콤 주식회사 안테나 빔 반사장치 및 방법
JP6437942B2 (ja) 2016-02-23 2018-12-12 株式会社Ｓｏｋｅｎ アンテナ装置
CN110313137B (zh) * 2017-02-21 2022-06-14 3M创新有限公司 无源中继器设备、微波网络及设计中继器设备的方法
US10321332B2 (en) 2017-05-30 2019-06-11 Movandi Corporation Non-line-of-sight (NLOS) coverage for millimeter wave communication
US10615506B1 (en) 2017-07-05 2020-04-07 United States Of America, As Represented By The Secretary Of The Navy Optically controlled reflect phased array based on photosensitive reactive elements
US10484078B2 (en) 2017-07-11 2019-11-19 Movandi Corporation Reconfigurable and modular active repeater device
FR3069743B1 (fr) * 2017-07-28 2021-12-10 Greenerwave Point d'acces de reseau de communication, reseau de communication, et procede de communication sans fil
US10348371B2 (en) 2017-12-07 2019-07-09 Movandi Corporation Optimized multi-beam antenna array network with an extended radio frequency range
US10862559B2 (en) 2017-12-08 2020-12-08 Movandi Corporation Signal cancellation in radio frequency (RF) device network
US10090887B1 (en) 2017-12-08 2018-10-02 Movandi Corporation Controlled power transmission in radio frequency (RF) device network
US10978780B2 (en) 2018-01-24 2021-04-13 Samsung Electro-Mechanics Co., Ltd. Antenna apparatus and antenna module
US10637159B2 (en) 2018-02-26 2020-04-28 Movandi Corporation Waveguide antenna element-based beam forming phased array antenna system for millimeter wave communication
US11088457B2 (en) 2018-02-26 2021-08-10 Silicon Valley Bank Waveguide antenna element based beam forming phased array antenna system for millimeter wave communication
KR200489935Y1 (ko) 2018-03-14 2019-08-29 (주)하이게인안테나 실내 음영 지역 해소를 위한 수동형 무선 중계기
WO2019208515A1 (ja) * 2018-04-27 2019-10-31 日本ゼオン株式会社 標示構造、並びに、路面標示、道路付属物および建造物
GB2609362B (en) 2018-05-17 2023-05-03 Swisscom Ag A telecommunications system
US11342682B2 (en) * 2018-05-24 2022-05-24 Metawave Corporation Frequency-selective reflector module and system
JP2022544080A (ja) * 2019-08-12 2022-10-17 メタウェーブ コーポレーション ビームフォーミングシステム用メタ構造ワイヤレスインフラストラクチャ
JP2023106638A (ja) * 2020-05-29 2023-08-02 日本板硝子株式会社 通信システム
CN111867054A (zh) * 2020-06-30 2020-10-30 中兴通讯股份有限公司 发射装置的定位方法及装置、系统、存储介质和电子装置
JP7504217B2 (ja) 2020-10-30 2024-06-21 京セラ株式会社 通信システムおよび通信方法
JP7566643B2 (ja) 2021-01-12 2024-10-15 電気興業株式会社 リフレクトアレー、リフレクトアレーの設計方法、および、リフレクトアレーシステム
JPWO2022239660A1 (de) * 2021-05-13 2022-11-17
JP7518050B2 (ja) 2021-09-16 2024-07-17 Kddi株式会社 適応的に反射板の電波反射方向を制御する制御装置、制御方法、及びプログラム
KR102570467B1 (ko) * 2022-02-03 2023-08-25 한국과학기술원 등방성 전파 산란체 및 이를 포함하는 발사체
US20240188064A1 (en) * 2022-12-01 2024-06-06 Qualcomm Incorporated Meta-surface enabled multiple access control

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040066251A1 (en) * 2002-05-31 2004-04-08 Eleftheriades George V. Planar metamaterials for control of electromagnetic wave guidance and radiation
US20040140945A1 (en) * 2003-01-14 2004-07-22 Werner Douglas H. Synthesis of metamaterial ferrites for RF applications using electromagnetic bandgap structures
US20050107125A1 (en) * 2000-05-02 2005-05-19 Bae Systems Information And Electronic Systems Integration Inc. RF-actuated MEMS switching element
US20050200540A1 (en) * 2004-03-10 2005-09-15 Isaacs Eric D. Media with controllable refractive properties
US20060028385A1 (en) * 2004-08-05 2006-02-09 Davis Mark R Metamaterial scanning lens antenna systems and methods

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL105925A (en) 1992-06-22 1997-01-10 Martin Marietta Corp Ablative process for printed circuit board technology
IL105923A0 (en) 1992-06-26 1993-10-20 Martin Marietta Corp Direct laser imaging for threedimensional circuits and the like
JP3210931B2 (ja) 1995-04-10 2001-09-25 日本電信電話株式会社 無線通信方法
JPH1075110A (ja) * 1996-08-29 1998-03-17 N T T Ido Tsushinmo Kk 送信ビーム形成方法
US5977926A (en) 1998-09-10 1999-11-02 Trw Inc. Multi-focus reflector antenna
JP2004297763A (ja) * 2003-03-07 2004-10-21 Hitachi Ltd 周波数選択性シールド構造体とそれを有する電子機器
EP1551078B1 (de) * 2004-01-02 2014-04-02 Orange Rundstrahler mit schwenkbarem Richtdiagramm
JP2005210016A (ja) 2004-01-26 2005-08-04 Sumitomo Electric Ind Ltd 周波数選択装置
JP2005244884A (ja) * 2004-02-27 2005-09-08 Mitsubishi Heavy Ind Ltd 積層周波数選択板及びアンテナレドーム並びに艦船用マスト
CN101389998B (zh) 2004-07-23 2012-07-04 加利福尼亚大学董事会 特异材料
JP2008511194A (ja) * 2004-08-09 2008-04-10 オンタリオ センターズ オブ エクセレンス インコーポレイテッド 電磁輻射の制御と誘導のために、アースの上に連続した金属格子を使用する負の屈折のメタマテリアル（ｍｅｔａｍａｔｅｒｉａｌ）。
EP2426785A2 (de) * 2004-10-01 2012-03-07 L. Pierre De Rochemont Keramisches Antennenmodul und Herstellungsverfahren dafür
US7593696B2 (en) * 2005-02-10 2009-09-22 Alcatel-Lucent Usa Inc. Tunable radio frequency filter
US20070079012A1 (en) * 2005-02-14 2007-04-05 Walker Richard C Universal electronic payment system: to include "PS1 & PFN Connect TM", and the same technology to provide wireless interoperability for first responder communications in a national security program
JP3928055B2 (ja) 2005-03-02 2007-06-13 国立大学法人山口大学 負透磁率または負誘電率メタマテリアルおよび表面波導波路
JP2006253929A (ja) * 2005-03-09 2006-09-21 Mitsubishi Electric Corp Ｅｂｇマテリアル
US7659851B2 (en) * 2006-01-11 2010-02-09 Microsoft Corporation Radio frequency certificates of authenticity and related scanners
US7580604B2 (en) * 2006-04-03 2009-08-25 The United States Of America As Represented By The Secretary Of The Army Zero index material omnireflectors and waveguides
WO2007149524A2 (en) * 2006-06-21 2007-12-27 Advantech Global, Ltd. System and method for total light extraction from flat-panel light-emitting devices
US7876503B2 (en) * 2006-11-09 2011-01-25 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of The University Of Oregon Broadband asymmetric mirrors
US20080197369A1 (en) * 2007-02-20 2008-08-21 Cree, Inc. Double flip semiconductor device and method for fabrication
JP4829818B2 (ja) 2007-03-15 2011-12-07 新日本空調株式会社 １ポンプ方式熱源設備の運転制御方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050107125A1 (en) * 2000-05-02 2005-05-19 Bae Systems Information And Electronic Systems Integration Inc. RF-actuated MEMS switching element
US20040066251A1 (en) * 2002-05-31 2004-04-08 Eleftheriades George V. Planar metamaterials for control of electromagnetic wave guidance and radiation
US20040140945A1 (en) * 2003-01-14 2004-07-22 Werner Douglas H. Synthesis of metamaterial ferrites for RF applications using electromagnetic bandgap structures
US20050200540A1 (en) * 2004-03-10 2005-09-15 Isaacs Eric D. Media with controllable refractive properties
US20060028385A1 (en) * 2004-08-05 2006-02-09 Davis Mark R Metamaterial scanning lens antenna systems and methods

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009069780A1 *

Also Published As

Publication number Publication date
JP5337432B2 (ja) 2013-11-06
WO2009069780A1 (ja) 2009-06-04
US20110045764A1 (en) 2011-02-24
KR20100090283A (ko) 2010-08-13
KR101156993B1 (ko) 2012-06-20
US8649742B2 (en) 2014-02-11
EP2226897A1 (de) 2010-09-08
CN101884137A (zh) 2010-11-10
JP2009153095A (ja) 2009-07-09

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